/**
* Survey form
*
* Creating form HTML
*
* @param int $form_id
* @return string $html
* @since 1.0.0
*/
private function survey_form($form_id)
{
global $questions_response_errors, $questions_survey_id;
$questions_survey_id = $form_id;
$form = new Questions_Form($form_id);
do_action('before_survey_form');
if (array_key_exists('questions_next_step', $_POST) && 0 == count($questions_response_errors)) {
$next_step = (int) $_POST['questions_next_step'];
} else {
if (array_key_exists('questions_actual_step', $_POST)) {
$next_step = (int) $_POST['questions_actual_step'];
} else {
$next_step = 0;
}
}
if (array_key_exists('questions_submission_back', $_POST)) {
$next_step = (int) $_POST['questions_actual_step'] - 1;
}
$actual_step = $next_step;
$html = '<form name="questions" id="questions" action="' . $_SERVER['REQUEST_URI'] . '" method="POST">';
$html .= '<input type="hidden" name="_wpnonce" value="' . wp_create_nonce('questions-' . $form_id) . '" />';
$step_count = $form->get_step_count();
if (0 != $step_count) {
$html .= '<div class="questions-pagination">' . sprintf(__('Step <span class="questions-highlight-number">%d</span> of <span class="questions-highlight-number">%s</span>', 'questions-locale'), $actual_step + 1, $step_count + 1) . '</div>';
}
$elements = $this->get_elements($form_id, $actual_step);
if (is_array($elements) && count($elements) > 0) {
foreach ($elements as $element) {
if (!$element->splits_form) {
$html .= $element->draw();
} else {
$next_step += 1;
break;
}
}
} else {
return FALSE;
}
if (0 < $actual_step) {
$html .= '<input type="submit" name="questions_submission_back" value="' . __('Previous Step', 'questions-locale') . '"> ';
}
if ($actual_step == $next_step) {
$html .= '<input type="submit" name="questions_submission" value="' . __('Finish Survey', 'questions-locale') . '">';
} else {
$html .= '<input type="submit" name="questions_submission" value="' . __('Next Step', 'questions-locale') . '">';
}
$html .= '<input type="hidden" name="questions_next_step" value="' . $next_step . '" />';
$html .= '<input type="hidden" name="questions_actual_step" value="' . $actual_step . '" />';
$html .= '<input type="hidden" name="questions_id" value="' . $form_id . '" />';
$html .= '</form>';
return $html;
}
